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authorEmilio G. Cota2018-08-15 23:56:26 +0200
committerRichard Henderson2018-09-26 17:55:54 +0200
commitf44641bbf2dc9a2849d17797b2d342d1af853712 (patch)
treeb293f0513bc978524d6a76c8dea1222e0e103c8a /include/qemu/timed-average.h
parenttest-qht: test qht_iter_remove (diff)
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test-qht: test removal of non-existent entries
This improves qht.c code coverage from 89.44% to 90.00%. Reviewed-by: Alex Bennée <alex.bennee@linaro.org> Signed-off-by: Emilio G. Cota <cota@braap.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'include/qemu/timed-average.h')
0 files changed, 0 insertions, 0 deletions
generated by cgit v1.2.3-55-g7522 (git 2.39.0) at 2025-04-23 03:48:29 +0200
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/*
 * QEMU Crypto block encryption
 *
 * Copyright (c) 2016 Red Hat, Inc.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, see <http://www.gnu.org/licenses/>.
 *
 */

#include "qemu/osdep.h"
#include "qapi/error.h"
#include "crypto/init.h"
#include "crypto/block.h"
#include "qemu/buffer.h"
#include "qemu/module.h"
#include "crypto/secret.h"
#ifndef _WIN32
#include <sys/resource.h>
#endif

#if (defined(_WIN32) || defined RUSAGE_THREAD) && \
    (defined(CONFIG_NETTLE) || defined(CONFIG_GCRYPT))
#define TEST_LUKS
#else
#undef TEST_LUKS
#endif

static QCryptoBlockCreateOptions qcow_create_opts = {
    .format = Q_CRYPTO_BLOCK_FORMAT_QCOW,
    .u.qcow = {
        .has_key_secret = true,
        .key_secret = (char *)"sec0",
    },
};

static QCryptoBlockOpenOptions qcow_open_opts = {
    .format = Q_CRYPTO_BLOCK_FORMAT_QCOW,
    .u.qcow = {
        .has_key_secret = true,
        .key_secret = (char *)"sec0",
    },
};


#ifdef TEST_LUKS
static QCryptoBlockOpenOptions luks_open_opts = {
    .format = Q_CRYPTO_BLOCK_FORMAT_LUKS,
    .u.luks = {
        .has_key_secret = true,
        .key_secret = (char *)"sec0",
    },
};


/* Creation with all default values */
static QCryptoBlockCreateOptions luks_create_opts_default = {
    .format = Q_CRYPTO_BLOCK_FORMAT_LUKS,
    .u.luks = {
        .has_key_secret = true,
        .key_secret = (char *)"sec0",
    },
};


/* ...and with explicit values */
static QCryptoBlockCreateOptions luks_create_opts_aes256_cbc_plain64 = {
    .format = Q_CRYPTO_BLOCK_FORMAT_LUKS,
    .u.luks = {
        .has_key_secret = true,
        .key_secret = (char *)"sec0",
        .has_cipher_alg = true,
        .cipher_alg = QCRYPTO_CIPHER_ALG_AES_256,
        .has_cipher_mode = true,
        .cipher_mode = QCRYPTO_CIPHER_MODE_CBC,
        .has_ivgen_alg = true,
        .ivgen_alg = QCRYPTO_IVGEN_ALG_PLAIN64,
    },
};


static QCryptoBlockCreateOptions luks_create_opts_aes256_cbc_essiv = {
    .format = Q_CRYPTO_BLOCK_FORMAT_LUKS,
    .u.luks = {
        .has_key_secret = true,
        .key_secret = (char *)"sec0",
        .has_cipher_alg = true,
        .cipher_alg = QCRYPTO_CIPHER_ALG_AES_256,
        .has_cipher_mode = true,
        .cipher_mode = QCRYPTO_CIPHER_MODE_CBC,
        .has_ivgen_alg = true,
        .ivgen_alg = QCRYPTO_IVGEN_ALG_ESSIV,
        .has_ivgen_hash_alg = true,
        .ivgen_hash_alg = QCRYPTO_HASH_ALG_SHA256,
        .has_hash_alg = true,
        .hash_alg = QCRYPTO_HASH_ALG_SHA1,
    },
};
#endif /* TEST_LUKS */


static struct QCryptoBlockTestData {
    const char *path;
    QCryptoBlockCreateOptions *create_opts;
    QCryptoBlockOpenOptions *open_opts;

    bool expect_header;

    QCryptoCipherAlgorithm cipher_alg;
    QCryptoCipherMode cipher_mode;
    QCryptoHashAlgorithm hash_alg;

    QCryptoIVGenAlgorithm ivgen_alg;
    QCryptoHashAlgorithm ivgen_hash;

    bool slow;
} test_data[] = {
    {
        .path = "/crypto/block/qcow",
        .create_opts = &qcow_create_opts,
        .open_opts = &qcow_open_opts,

        .expect_header = false,

        .cipher_alg = QCRYPTO_CIPHER_ALG_AES_128,
        .cipher_mode = QCRYPTO_CIPHER_MODE_CBC,

        .ivgen_alg = QCRYPTO_IVGEN_ALG_PLAIN64,
    },
#ifdef TEST_LUKS
    {
        .path = "/crypto/block/luks/default",
        .create_opts = &luks_create_opts_default,
        .open_opts = &luks_open_opts,

        .expect_header = true,

        .cipher_alg = QCRYPTO_CIPHER_ALG_AES_256,
        .cipher_mode = QCRYPTO_CIPHER_MODE_XTS,
        .hash_alg = QCRYPTO_HASH_ALG_SHA256,

        .ivgen_alg = QCRYPTO_IVGEN_ALG_PLAIN64,

        .slow = true,
    },
    {
        .path = "/crypto/block/luks/aes-256-cbc-plain64",
        .create_opts = &luks_create_opts_aes256_cbc_plain64,
        .open_opts = &luks_open_opts,

        .expect_header = true,

        .cipher_alg = QCRYPTO_CIPHER_ALG_AES_256,
        .cipher_mode = QCRYPTO_CIPHER_MODE_CBC,
        .hash_alg = QCRYPTO_HASH_ALG_SHA256,

        .ivgen_alg = QCRYPTO_IVGEN_ALG_PLAIN64,

        .slow = true,
    },
    {
        .path = "/crypto/block/luks/aes-256-cbc-essiv",
        .create_opts = &luks_create_opts_aes256_cbc_essiv,
        .open_opts = &luks_open_opts,

        .expect_header = true,

        .cipher_alg = QCRYPTO_CIPHER_ALG_AES_256,
        .cipher_mode = QCRYPTO_CIPHER_MODE_CBC,
        .hash_alg = QCRYPTO_HASH_ALG_SHA1,

        .ivgen_alg = QCRYPTO_IVGEN_ALG_ESSIV,
        .ivgen_hash = QCRYPTO_HASH_ALG_SHA256,

        .slow = true,
    },
#endif
};


static ssize_t test_block_read_func(QCryptoBlock *block,
                                    size_t offset,
                                    uint8_t *buf,
                                    size_t buflen,
                                    void *opaque,
                                    Error **errp)
{
    Buffer *header = opaque;

    g_assert_cmpint(offset + buflen, <=, header->capacity);

    memcpy(buf, header->buffer + offset, buflen);

    return buflen;
}


static ssize_t test_block_init_func(QCryptoBlock *block,
                                    size_t headerlen,
                                    void *opaque,
                                    Error **errp)
{
    Buffer *header = opaque;

    g_assert_cmpint(header->capacity, ==, 0);

    buffer_reserve(header, headerlen);

    return headerlen;
}


static ssize_t test_block_write_func(QCryptoBlock *block,
                                     size_t offset,
                                     const uint8_t *buf,
                                     size_t buflen,
                                     void *opaque,
                                     Error **errp)
{
    Buffer *header = opaque;

    g_assert_cmpint(buflen + offset, <=, header->capacity);

    memcpy(header->buffer + offset, buf, buflen);
    header->offset = offset + buflen;

    return buflen;
}


static Object *test_block_secret(void)
{
    return object_new_with_props(
        TYPE_QCRYPTO_SECRET,
        object_get_objects_root(),
        "sec0",
        &error_abort,